ADSL LINE TRANSFORMERS
Recommended by Analog Devices for use with their
AD20msp910/AD20msp918 ADSL Chipsets
Excellent THD performance in a small footprint
Approved to UL1950 and EN60950 supplementary insulation
requirements for working voltages up to 250Vrms
Electrical Specifications @ 25°C — Operating Temperature -40°C to 85°C
RoHS-5
Compliant
Part No.
B2031
B2032
RoHS-6
Compliant
Part No.
B2031NL
B2032NL
Mounting
THT
SMT
Turns Ratio
(±2%)
1:1
1:1
OCL @ 10kHz, 0.1V
(mH ±10%)
(1-4) w/2-3 shorted
(10-7) w/8-9 shorted
5.0
5.0
5.0
5.0
Leakage Inductance
@ 100kHz, 0.1V (MAX)
(1-4) with 2-3, 8-9, 10-7 shorted
18.0µH
18.0µH
Longitudinal
Balance
(25kHz - 1.1MHz)
40dB MIN
40dB MIN
Additional Specifications
RoHS-5
Compliant
Part No.
B2031
B2032
1
RoHS-6
Compliant
Part No.
B2031NL
B2032NL
THD
(Linearity)
-80dB @ 30kHz
-60dB @ 300kHz
Load Resistance
(Ω)
100
100
DC Resistance
(1-4), (10-7)
3Ω MAX
3Ω MAX
Isolation Voltage
(Vrms)
1500
1500
Insertion Loss
1
(dB @ 100kHz)
<0.5
<0.5
FrequencyResponse:
± 1.0 dB MAX, from 30 kHz to 1.1 MHz.
NOTE:
Please add the suffix "T" for Tape & Reel orders (i.e. B2032 becomes B2032T and B2032NL becomes B2032NLT).
Mechanicals
B2031 / B2031NL
B2032 / B2032NL
10 X .028
± .002
0,71
± 0,05
.695
17,65 MAX
.394
10,00
MAX
10 X .051
± .002
1,30
± 0,05
.605
15,37
.100
2,54
.394
10,00
.098
2,50
Date Code
Country of Origin
Part No.
.530
13,46
MAX
Date Code
Country of Origin
Part No.
.098
2,50
.526
13,36
MAX
.185
4,70MAX
.394
10,00
.535
13,59MAX
.516
13,11MAX
.485
12,32
MAX
10 X
.020
0,51
.098
2,50
.394
10,00
.547
13,89MAX
.475
12,07
MAX
.005/0,13
10 SURFACES
1
10
8
9
7
Pulse South Asia
150 Kampong Ampat
#07-01/02
KA Centre
Singapore 368324
TEL: 65 6287 8998
FAX: 65 6280 0080
Weight
. . . . . . . . . . . . . .6.2 grams
Tray
. . . . . . . . . . . . . . . . . .60/tray
Dimensions:
Inches
Unless otherwise specified, all tolerances are ± .010
mm
0,25
Schematic
3
2
4
For More Information:
Pulse Worldwide
Headquarters
12220 World Trade Drive
San Diego, CA 92128
U.S.A.
www.pulseeng.com
TEL: 858 674 8100
FAX: 858 674 8262
Pulse
Northern Europe
3 Huxley Road
Surrey Research Park
Guildford, Surrey GU2 5RE
United Kingdom
TEL: 44 1483 401700
FAX: 44 1483 401701
Pulse
Southern Europe
Zone Industrielle
F-39270
Orgelet
France
TEL: 33 3 84 35 04 04
FAX: 33 3 84 25 46 41
Pulse
Pulse North China
China Headquarters
Room 1503
No. 1
Industrial District
Changan, Dongguan
China
TEL: 86 769 85538070
FAX: 86 769 85538870
XinYin Building
No. 888 YiShan Road
Shanghai 200233
China
TEL: 86 21 54643211/2
FAX: 86 21 54643210
Pulse North Asia
No. 26
Kao Ching Road
Yang Mei Chen
Taoyuan Hsien
Taiwan, R. O. C.
TEL: 886 3 4641811
FAX: 886 3 4641911
Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product
names mentioned herein may be trademarks or registered trademarks of their respective owners.
© Copyright, 2006. Pulse Engineering, Inc. All rights reserved.
www.pulseeng.com
B906.B (5/06)
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